About the Execution of LTSMin+red for QuasiCertifProtocol-PT-18
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 855.796 | 176158.00 | 228958.00 | 1130.30 | FFFFFFFF?FT?F?FF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r297-tall-167873951100884.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is QuasiCertifProtocol-PT-18, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r297-tall-167873951100884
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.8M
-rw-r--r-- 1 mcc users 42K Feb 26 01:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 289K Feb 26 01:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 13K Feb 26 01:23 CTLFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 26 01:23 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 16K Feb 25 16:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Feb 25 16:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Feb 25 16:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:37 LTLFireability.xml
-rw-r--r-- 1 mcc users 89K Feb 26 01:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 593K Feb 26 01:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K Feb 26 01:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 98K Feb 26 01:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 5.8K Feb 25 16:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 360K Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-00
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-01
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-02
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-03
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-04
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-05
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-06
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-07
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-08
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-09
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-10
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-11
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-12
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-13
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-14
FORMULA_NAME QuasiCertifProtocol-PT-18-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679671392173
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-PT-18
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-24 15:23:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-24 15:23:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-24 15:23:14] [INFO ] Load time of PNML (sax parser for PT used): 122 ms
[2023-03-24 15:23:14] [INFO ] Transformed 1398 places.
[2023-03-24 15:23:14] [INFO ] Transformed 296 transitions.
[2023-03-24 15:23:14] [INFO ] Parsed PT model containing 1398 places and 296 transitions and 3119 arcs in 218 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 946 out of 1398 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1398/1398 places, 296/296 transitions.
Reduce places removed 42 places and 0 transitions.
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 1356 transition count 296
Applied a total of 42 rules in 213 ms. Remains 1356 /1398 variables (removed 42) and now considering 296/296 (removed 0) transitions.
// Phase 1: matrix 296 rows 1356 cols
[2023-03-24 15:23:15] [INFO ] Computed 1062 place invariants in 91 ms
[2023-03-24 15:23:16] [INFO ] Implicit Places using invariants in 1179 ms returned []
[2023-03-24 15:23:16] [INFO ] Invariant cache hit.
[2023-03-24 15:23:17] [INFO ] Implicit Places using invariants and state equation in 1209 ms returned [813, 814, 815, 816, 817, 818, 819, 820, 821, 822, 926, 927, 928, 929, 931, 933, 934]
Discarding 17 places :
Implicit Place search using SMT with State Equation took 2441 ms to find 17 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1339/1398 places, 296/296 transitions.
Applied a total of 0 rules in 21 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 2676 ms. Remains : 1339/1398 places, 296/296 transitions.
Support contains 946 out of 1339 places after structural reductions.
[2023-03-24 15:23:17] [INFO ] Flatten gal took : 138 ms
[2023-03-24 15:23:17] [INFO ] Flatten gal took : 119 ms
[2023-03-24 15:23:18] [INFO ] Input system was already deterministic with 296 transitions.
Support contains 945 out of 1339 places (down from 946) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 443 resets, run finished after 732 ms. (steps per millisecond=13 ) properties (out of 22) seen :6
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 17 ms. (steps per millisecond=58 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 3 ms. (steps per millisecond=333 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 3 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 1001 steps, including 4 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 16) seen :0
Running SMT prover for 16 properties.
// Phase 1: matrix 296 rows 1339 cols
[2023-03-24 15:23:19] [INFO ] Computed 1045 place invariants in 67 ms
[2023-03-24 15:23:20] [INFO ] [Real]Absence check using 0 positive and 1045 generalized place invariants in 238 ms returned sat
[2023-03-24 15:23:20] [INFO ] After 1249ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:16
[2023-03-24 15:23:21] [INFO ] [Nat]Absence check using 0 positive and 1045 generalized place invariants in 221 ms returned sat
[2023-03-24 15:23:23] [INFO ] After 2077ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :15
[2023-03-24 15:23:25] [INFO ] After 4017ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :15
Attempting to minimize the solution found.
Minimization took 2328 ms.
[2023-03-24 15:23:28] [INFO ] After 7648ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :15
Fused 16 Parikh solutions to 13 different solutions.
Finished Parikh walk after 138 steps, including 0 resets, run visited all 1 properties in 5 ms. (steps per millisecond=27 )
Parikh walk visited 15 properties in 23 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 14 simplifications.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1339 stabilizing places and 296 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1339 transition count 296
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 20 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 951 are kept as prefixes of interest. Removing 388 places using SCC suffix rule.11 ms
Discarding 388 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 951 transition count 281
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 37 place count 921 transition count 221
Iterating global reduction 1 with 30 rules applied. Total rules applied 67 place count 921 transition count 221
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 71 place count 919 transition count 219
Applied a total of 71 rules in 195 ms. Remains 919 /1339 variables (removed 420) and now considering 219/296 (removed 77) transitions.
// Phase 1: matrix 219 rows 919 cols
[2023-03-24 15:23:28] [INFO ] Computed 703 place invariants in 6 ms
[2023-03-24 15:23:29] [INFO ] Implicit Places using invariants in 855 ms returned []
[2023-03-24 15:23:29] [INFO ] Invariant cache hit.
[2023-03-24 15:23:31] [INFO ] Implicit Places using invariants and state equation in 1748 ms returned [515, 516]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2612 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 917/1339 places, 219/296 transitions.
Applied a total of 0 rules in 42 ms. Remains 917 /917 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2851 ms. Remains : 917/1339 places, 219/296 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s98 1) (GEQ s861 1) (GEQ s862 1) (GEQ s863 1) (GEQ s864 1) (GEQ s865 1) (GEQ s866 1) (GEQ s867 1) (GEQ s868 1) (GEQ s869 1) (GEQ s870 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 4 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-00 finished in 3190 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(F(p1))))'
Support contains 21 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 39 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
// Phase 1: matrix 296 rows 1339 cols
[2023-03-24 15:23:31] [INFO ] Computed 1045 place invariants in 20 ms
[2023-03-24 15:23:33] [INFO ] Implicit Places using invariants in 1368 ms returned []
[2023-03-24 15:23:33] [INFO ] Invariant cache hit.
[2023-03-24 15:23:35] [INFO ] Implicit Places using invariants and state equation in 2479 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3850 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 44 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3936 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p1:(GEQ s127 1), p0:(AND (GEQ s146 1) (GEQ s1281 1) (GEQ s1282 1) (GEQ s1283 1) (GEQ s1284 1) (GEQ s1285 1) (GEQ s1286 1) (GEQ s1287 1) (GEQ s1288 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 22 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-01 finished in 4082 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 951 are kept as prefixes of interest. Removing 388 places using SCC suffix rule.7 ms
Discarding 388 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 950 transition count 280
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 37 place count 920 transition count 220
Iterating global reduction 1 with 30 rules applied. Total rules applied 67 place count 920 transition count 220
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 919 transition count 219
Applied a total of 69 rules in 113 ms. Remains 919 /1339 variables (removed 420) and now considering 219/296 (removed 77) transitions.
// Phase 1: matrix 219 rows 919 cols
[2023-03-24 15:23:35] [INFO ] Computed 703 place invariants in 10 ms
[2023-03-24 15:23:36] [INFO ] Implicit Places using invariants in 944 ms returned []
[2023-03-24 15:23:36] [INFO ] Invariant cache hit.
[2023-03-24 15:23:38] [INFO ] Implicit Places using invariants and state equation in 1638 ms returned [516, 517, 758, 759, 760, 761, 762, 763, 766, 767, 768, 769, 770, 771, 772, 773, 879, 880, 881, 882, 885]
Discarding 21 places :
Implicit Place search using SMT with State Equation took 2598 ms to find 21 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 898/1339 places, 219/296 transitions.
Applied a total of 0 rules in 30 ms. Remains 898 /898 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2741 ms. Remains : 898/1339 places, 219/296 transitions.
Stuttering acceptance computed with spot in 56 ms :[(NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GEQ s90 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-02 finished in 2818 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((!p0 U (G(!p0)||(!p0&&(p1||X(X(F(!p2)))))))))'
Support contains 41 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 37 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
// Phase 1: matrix 296 rows 1339 cols
[2023-03-24 15:23:38] [INFO ] Computed 1045 place invariants in 15 ms
[2023-03-24 15:23:40] [INFO ] Implicit Places using invariants in 1510 ms returned []
[2023-03-24 15:23:40] [INFO ] Invariant cache hit.
[2023-03-24 15:23:42] [INFO ] Implicit Places using invariants and state equation in 2442 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3954 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 37 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4030 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 350 ms :[true, p2, p0, p0, (AND p0 p2), (AND p0 p2)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p2, acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=p0, acceptance={} source=3 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={} source=4 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=4 dest: 5}], [{ cond=(AND p0 p2), acceptance={} source=5 dest: 1}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=5 dest: 5}]], initial=2, aps=[p2:(AND (GEQ s127 1) (GEQ s1305 1) (GEQ s1306 1) (GEQ s1307 1) (GEQ s1308 1) (GEQ s1309 1) (GEQ s1310 1) (GEQ s1313 1) (GEQ s1314 1) (GEQ s1315 1) (GEQ s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-03 finished in 4399 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U (F(p1)||X(G((G(p2) U p3))))))'
Support contains 836 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 9 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:23:43] [INFO ] Invariant cache hit.
[2023-03-24 15:23:43] [INFO ] Implicit Places using invariants in 728 ms returned []
[2023-03-24 15:23:43] [INFO ] Invariant cache hit.
[2023-03-24 15:23:44] [INFO ] Implicit Places using invariants and state equation in 1151 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1903 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 7 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 1919 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 433 ms :[(AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) p3) (AND (NOT p1) p2)), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=0 dest: 4}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 0}, { cond=(OR (AND (NOT p1) p0 p3) (AND (NOT p1) p0 p2)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p3) (NOT p2)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={} source=1 dest: 4}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={1} source=1 dest: 6}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={0, 1} source=1 dest: 7}], [{ cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) p2), acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={0, 1} source=4 dest: 4}], [{ cond=(AND (NOT p1) p3 (NOT p2)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p1) (NOT p3) (NOT p2)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p1) (NOT p3) p2), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p3 p2), acceptance={} source=5 dest: 5}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=6 dest: 0}, { cond=(AND (NOT p1) p0 p3 (NOT p2)), acceptance={0} source=6 dest: 1}, { cond=(AND (NOT p1) p0 (NOT p3) (NOT p2)), acceptance={0, 1} source=6 dest: 1}, { cond=(AND (NOT p1) (NOT p0) p2), acceptance={} source=6 dest: 5}, { cond=(AND (NOT p1) p0 p3 p2), acceptance={} source=6 dest: 6}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={1} source=6 dest: 6}], [{ cond=(AND (NOT p1) (NOT p0) (NOT p3) (NOT p2)), acceptance={} source=7 dest: 0}, { cond=(AND (NOT p1) p0 (NOT p3) (NOT p2)), acceptance={0, 1} source=7 dest: 1}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={} source=7 dest: 4}, { cond=(AND (NOT p1) (NOT p0) (NOT p3) p2), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={1} source=7 dest: 6}, { cond=(AND (NOT p1) p0 (NOT p3) p2), acceptance={0, 1} source=7 dest: 7}]], initial=1, aps=[p1:(OR (AND (GEQ s78 1) (GEQ s1264 1)) (AND (GEQ s77 1) (GEQ s1265 1)) (AND (GEQ s93 1) (GEQ s1251 1)) (AND (GEQ s86 1) (GEQ s1256 1)) (AND (GEQ s97 1) (G...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 2 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-05 finished in 2395 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 20 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 40 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:23:45] [INFO ] Invariant cache hit.
[2023-03-24 15:23:46] [INFO ] Implicit Places using invariants in 1451 ms returned []
[2023-03-24 15:23:46] [INFO ] Invariant cache hit.
[2023-03-24 15:23:49] [INFO ] Implicit Places using invariants and state equation in 2706 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 4188 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 32 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 4260 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s127 1) (GEQ s1305 1) (GEQ s1306 1) (GEQ s1307 1) (GEQ s1308 1) (GEQ s1309 1) (GEQ s1310 1) (GEQ s1313 1) (GEQ s1314 1) (GEQ s1315 1) (GEQ s1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null][false, false]]
Stuttering criterion allowed to conclude after 21 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-06 finished in 4354 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)&&X(G(p1)))))'
Support contains 21 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 35 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:23:49] [INFO ] Invariant cache hit.
[2023-03-24 15:23:51] [INFO ] Implicit Places using invariants in 1442 ms returned []
[2023-03-24 15:23:51] [INFO ] Invariant cache hit.
[2023-03-24 15:23:53] [INFO ] Implicit Places using invariants and state equation in 2317 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3768 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 34 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3838 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 228 ms :[(NOT p1), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(AND p0 p1), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={0} source=2 dest: 2}, { cond=(NOT p1), acceptance={0} source=2 dest: 3}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 1}]], initial=4, aps=[p1:(LT s1268 1), p0:(OR (LT s125 1) (LT s1236 1) (LT s1237 1) (LT s1238 1) (LT s1239 1) (LT s1240 1) (LT s1241 1) (LT s1242 1) (LT s1243 1) (LT s1244 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-07 finished in 4082 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p1)||p0))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 34 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:23:53] [INFO ] Invariant cache hit.
[2023-03-24 15:23:55] [INFO ] Implicit Places using invariants in 1524 ms returned []
[2023-03-24 15:23:55] [INFO ] Invariant cache hit.
[2023-03-24 15:23:57] [INFO ] Implicit Places using invariants and state equation in 2358 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3910 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 37 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3982 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 160 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(OR (LT s105 1) (LT s1273 1)), p0:(OR (LT s105 1) (LT s1273 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4417 reset in 430 ms.
Product exploration explored 100000 steps with 4413 reset in 303 ms.
Computed a total of 1337 stabilizing places and 296 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1337 transition count 296
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 369 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 443 resets, run finished after 171 ms. (steps per millisecond=58 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 30 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 29 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 35 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 976285 steps, run timeout after 3001 ms. (steps per millisecond=325 ) properties seen :{}
Probabilistic random walk after 976285 steps, saw 140436 distinct states, run finished after 3003 ms. (steps per millisecond=325 ) properties seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 296 rows 1337 cols
[2023-03-24 15:24:02] [INFO ] Computed 1044 place invariants in 100 ms
[2023-03-24 15:24:03] [INFO ] [Real]Absence check using 0 positive and 1044 generalized place invariants in 192 ms returned sat
[2023-03-24 15:24:03] [INFO ] After 419ms SMT Verify possible using state equation in real domain returned unsat :1 sat :3
[2023-03-24 15:24:04] [INFO ] After 568ms SMT Verify possible using trap constraints in real domain returned unsat :1 sat :3
Attempting to minimize the solution found.
Minimization took 102 ms.
[2023-03-24 15:24:04] [INFO ] After 1178ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :3
Fused 4 Parikh solutions to 1 different solutions.
Finished Parikh walk after 22 steps, including 0 resets, run visited all 3 properties in 4 ms. (steps per millisecond=5 )
Parikh walk visited 3 properties in 3 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (F (G p1)), (F (G p0)), (G (NOT (AND p1 (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT (AND p1 p0)))]
Knowledge based reduction with 9 factoid took 563 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 1337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1337/1337 places, 296/296 transitions.
Applied a total of 0 rules in 34 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:24:05] [INFO ] Invariant cache hit.
[2023-03-24 15:24:06] [INFO ] Implicit Places using invariants in 1352 ms returned []
[2023-03-24 15:24:06] [INFO ] Invariant cache hit.
[2023-03-24 15:24:08] [INFO ] Implicit Places using invariants and state equation in 2223 ms returned []
Implicit Place search using SMT with State Equation took 3617 ms to find 0 implicit places.
[2023-03-24 15:24:08] [INFO ] Invariant cache hit.
[2023-03-24 15:24:09] [INFO ] Dead Transitions using invariants and state equation in 474 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4130 ms. Remains : 1337/1337 places, 296/296 transitions.
Computed a total of 1337 stabilizing places and 296 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1337 transition count 296
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 316 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 105 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 440 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 26 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 31 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1165486 steps, run timeout after 3001 ms. (steps per millisecond=388 ) properties seen :{}
Probabilistic random walk after 1165486 steps, saw 165665 distinct states, run finished after 3001 ms. (steps per millisecond=388 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 15:24:12] [INFO ] Invariant cache hit.
[2023-03-24 15:24:13] [INFO ] [Real]Absence check using 0 positive and 1044 generalized place invariants in 187 ms returned sat
[2023-03-24 15:24:13] [INFO ] After 384ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-24 15:24:13] [INFO ] After 498ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-24 15:24:13] [INFO ] After 988ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 23 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=23 )
Parikh walk visited 2 properties in 3 ms.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 269 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 98 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 189 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4422 reset in 226 ms.
Product exploration explored 100000 steps with 4419 reset in 253 ms.
Support contains 2 out of 1337 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1337/1337 places, 296/296 transitions.
Applied a total of 0 rules in 38 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:24:15] [INFO ] Invariant cache hit.
[2023-03-24 15:24:16] [INFO ] Implicit Places using invariants in 1493 ms returned []
[2023-03-24 15:24:16] [INFO ] Invariant cache hit.
[2023-03-24 15:24:19] [INFO ] Implicit Places using invariants and state equation in 2397 ms returned []
Implicit Place search using SMT with State Equation took 3926 ms to find 0 implicit places.
[2023-03-24 15:24:19] [INFO ] Invariant cache hit.
[2023-03-24 15:24:19] [INFO ] Dead Transitions using invariants and state equation in 492 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4480 ms. Remains : 1337/1337 places, 296/296 transitions.
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-08 finished in 26123 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 1 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 48 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
// Phase 1: matrix 296 rows 1339 cols
[2023-03-24 15:24:20] [INFO ] Computed 1045 place invariants in 10 ms
[2023-03-24 15:24:21] [INFO ] Implicit Places using invariants in 1490 ms returned []
[2023-03-24 15:24:21] [INFO ] Invariant cache hit.
[2023-03-24 15:24:23] [INFO ] Implicit Places using invariants and state equation in 2212 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3740 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 30 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3818 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 117 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(GEQ s128 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-09 finished in 4019 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(F(p0))||G(p1))))'
Support contains 21 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 34 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:24:24] [INFO ] Invariant cache hit.
[2023-03-24 15:24:25] [INFO ] Implicit Places using invariants in 1371 ms returned []
[2023-03-24 15:24:25] [INFO ] Invariant cache hit.
[2023-03-24 15:24:27] [INFO ] Implicit Places using invariants and state equation in 2267 ms returned [917]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 3672 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1338/1339 places, 296/296 transitions.
Applied a total of 0 rules in 30 ms. Remains 1338 /1338 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3749 ms. Remains : 1338/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 191 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(GEQ s125 1), p0:(OR (LT s759 1) (LT s760 1) (LT s761 1) (LT s762 1) (LT s763 1) (LT s764 1) (LT s765 1) (LT s766 1) (LT s771 1) (LT s772 1) (LT s775 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4417 reset in 268 ms.
Product exploration explored 100000 steps with 4413 reset in 274 ms.
Computed a total of 1338 stabilizing places and 296 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1338 transition count 296
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), true, (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 9 factoid took 212 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-10 finished in 5019 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&X(F(p1))))'
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Applied a total of 0 rules in 40 ms. Remains 1339 /1339 variables (removed 0) and now considering 296/296 (removed 0) transitions.
[2023-03-24 15:24:29] [INFO ] Invariant cache hit.
[2023-03-24 15:24:30] [INFO ] Implicit Places using invariants in 1362 ms returned []
[2023-03-24 15:24:30] [INFO ] Invariant cache hit.
[2023-03-24 15:24:32] [INFO ] Implicit Places using invariants and state equation in 2252 ms returned [916, 917]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 3639 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 1337/1339 places, 296/296 transitions.
Applied a total of 0 rules in 40 ms. Remains 1337 /1337 variables (removed 0) and now considering 296/296 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 3720 ms. Remains : 1337/1339 places, 296/296 transitions.
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(LT s1268 1), p1:(GEQ s146 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 10756 reset in 367 ms.
Product exploration explored 100000 steps with 10791 reset in 313 ms.
Computed a total of 1337 stabilizing places and 296 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1337 transition count 296
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 275 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 59 ms :[(NOT p1), (NOT p1)]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0))), (F p1)]
Knowledge based reduction with 3 factoid took 291 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p1)]
// Phase 1: matrix 296 rows 1337 cols
[2023-03-24 15:24:34] [INFO ] Computed 1044 place invariants in 96 ms
[2023-03-24 15:24:36] [INFO ] [Real]Absence check using 0 positive and 1044 generalized place invariants in 930 ms returned sat
[2023-03-24 15:24:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 15:24:40] [INFO ] [Real]Absence check using state equation in 4352 ms returned sat
[2023-03-24 15:24:40] [INFO ] Solution in real domain found non-integer solution.
[2023-03-24 15:24:41] [INFO ] [Nat]Absence check using 0 positive and 1044 generalized place invariants in 906 ms returned sat
[2023-03-24 15:24:41] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-24 15:24:49] [INFO ] [Nat]Absence check using state equation in 7427 ms returned sat
[2023-03-24 15:24:49] [INFO ] Computed and/alt/rep : 216/254/216 causal constraints (skipped 60 transitions) in 38 ms.
[2023-03-24 15:24:49] [INFO ] Added : 0 causal constraints over 0 iterations in 155 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 1337 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 1337/1337 places, 296/296 transitions.
Graph (complete) has 8669 edges and 1337 vertex of which 949 are kept as prefixes of interest. Removing 388 places using SCC suffix rule.3 ms
Discarding 388 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 949 transition count 281
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 37 place count 919 transition count 221
Iterating global reduction 1 with 30 rules applied. Total rules applied 67 place count 919 transition count 221
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 71 place count 917 transition count 219
Applied a total of 71 rules in 85 ms. Remains 917 /1337 variables (removed 420) and now considering 219/296 (removed 77) transitions.
// Phase 1: matrix 219 rows 917 cols
[2023-03-24 15:24:49] [INFO ] Computed 702 place invariants in 3 ms
[2023-03-24 15:24:50] [INFO ] Implicit Places using invariants in 1021 ms returned []
[2023-03-24 15:24:50] [INFO ] Invariant cache hit.
[2023-03-24 15:24:52] [INFO ] Implicit Places using invariants and state equation in 1709 ms returned []
Implicit Place search using SMT with State Equation took 2751 ms to find 0 implicit places.
[2023-03-24 15:24:52] [INFO ] Redundant transitions in 25 ms returned [182]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 218 rows 917 cols
[2023-03-24 15:24:52] [INFO ] Computed 702 place invariants in 5 ms
[2023-03-24 15:24:52] [INFO ] Dead Transitions using invariants and state equation in 319 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 917/1337 places, 218/296 transitions.
Graph (complete) has 8837 edges and 917 vertex of which 194 are kept as prefixes of interest. Removing 723 places using SCC suffix rule.2 ms
Discarding 723 places :
Also discarding 20 output transitions
Drop transitions removed 20 transitions
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 19 place count 176 transition count 162
Iterating global reduction 0 with 18 rules applied. Total rules applied 37 place count 176 transition count 162
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 55 place count 158 transition count 126
Iterating global reduction 0 with 18 rules applied. Total rules applied 73 place count 158 transition count 126
Applied a total of 73 rules in 29 ms. Remains 158 /917 variables (removed 759) and now considering 126/218 (removed 92) transitions.
// Phase 1: matrix 126 rows 158 cols
[2023-03-24 15:24:52] [INFO ] Computed 36 place invariants in 1 ms
[2023-03-24 15:24:52] [INFO ] Implicit Places using invariants in 111 ms returned []
[2023-03-24 15:24:52] [INFO ] Invariant cache hit.
[2023-03-24 15:24:52] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 295 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 158/1337 places, 126/296 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3521 ms. Remains : 158/1337 places, 126/296 transitions.
Computed a total of 158 stabilizing places and 126 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 158 transition count 126
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p1), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 151 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [(NOT p1), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F p1)]
Knowledge based reduction with 2 factoid took 160 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p1)]
[2023-03-24 15:24:53] [INFO ] Invariant cache hit.
[2023-03-24 15:24:53] [INFO ] [Real]Absence check using 0 positive and 36 generalized place invariants in 5 ms returned sat
[2023-03-24 15:24:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 15:24:53] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2023-03-24 15:24:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-24 15:24:53] [INFO ] [Nat]Absence check using 0 positive and 36 generalized place invariants in 5 ms returned sat
[2023-03-24 15:24:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-24 15:24:53] [INFO ] [Nat]Absence check using state equation in 69 ms returned sat
[2023-03-24 15:24:53] [INFO ] Computed and/alt/rep : 99/137/99 causal constraints (skipped 6 transitions) in 8 ms.
[2023-03-24 15:24:53] [INFO ] Added : 0 causal constraints over 0 iterations in 18 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 32 ms :[(NOT p1)]
Product exploration explored 100000 steps with 10655 reset in 192 ms.
Product exploration explored 100000 steps with 10667 reset in 253 ms.
Support contains 1 out of 158 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 158/158 places, 126/126 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 126/126 (removed 0) transitions.
[2023-03-24 15:24:54] [INFO ] Invariant cache hit.
[2023-03-24 15:24:54] [INFO ] Implicit Places using invariants in 443 ms returned []
[2023-03-24 15:24:54] [INFO ] Invariant cache hit.
[2023-03-24 15:24:54] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 624 ms to find 0 implicit places.
[2023-03-24 15:24:54] [INFO ] Redundant transitions in 40 ms returned [121]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 125 rows 158 cols
[2023-03-24 15:24:54] [INFO ] Computed 36 place invariants in 5 ms
[2023-03-24 15:24:55] [INFO ] Dead Transitions using invariants and state equation in 82 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 158/158 places, 125/126 transitions.
Graph (complete) has 991 edges and 158 vertex of which 157 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Applied a total of 1 rules in 5 ms. Remains 157 /158 variables (removed 1) and now considering 124/125 (removed 1) transitions.
// Phase 1: matrix 124 rows 157 cols
[2023-03-24 15:24:55] [INFO ] Computed 36 place invariants in 0 ms
[2023-03-24 15:24:55] [INFO ] Implicit Places using invariants in 301 ms returned []
[2023-03-24 15:24:55] [INFO ] Invariant cache hit.
[2023-03-24 15:24:55] [INFO ] Implicit Places using invariants and state equation in 162 ms returned []
Implicit Place search using SMT with State Equation took 481 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 157/158 places, 124/126 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1263 ms. Remains : 157/158 places, 124/126 transitions.
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-11 finished in 26569 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))&&(!p1 U (G(!p1)||(!p1&&G(!p2))))))'
Support contains 5 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 1319 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 1317 transition count 292
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 1317 transition count 292
Applied a total of 4 rules in 155 ms. Remains 1317 /1339 variables (removed 22) and now considering 292/296 (removed 4) transitions.
// Phase 1: matrix 292 rows 1317 cols
[2023-03-24 15:24:55] [INFO ] Computed 1027 place invariants in 16 ms
[2023-03-24 15:24:57] [INFO ] Implicit Places using invariants in 1569 ms returned []
[2023-03-24 15:24:57] [INFO ] Invariant cache hit.
[2023-03-24 15:24:59] [INFO ] Implicit Places using invariants and state equation in 2190 ms returned [914, 915, 1156, 1157, 1158, 1159, 1160, 1161, 1164, 1165, 1166, 1167, 1168, 1169, 1170, 1171, 1277, 1278, 1279, 1280, 1283]
Discarding 21 places :
Implicit Place search using SMT with State Equation took 3797 ms to find 21 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1296/1339 places, 292/296 transitions.
Applied a total of 0 rules in 60 ms. Remains 1296 /1296 variables (removed 0) and now considering 292/292 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 4042 ms. Remains : 1296/1339 places, 292/296 transitions.
Stuttering acceptance computed with spot in 431 ms :[(OR (NOT p0) p1), true, (NOT p0), (NOT p0), p1, (AND p1 p2), p2]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(NOT p1), acceptance={} source=0 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={} source=0 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 5}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=(NOT p0), acceptance={} source=3 dest: 2}, { cond=true, acceptance={} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=4 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=4 dest: 5}], [{ cond=(AND p2 p1), acceptance={} source=5 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 5}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 6}], [{ cond=p2, acceptance={} source=6 dest: 1}, { cond=(NOT p2), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(GEQ s126 1), p0:(OR (LT s0 1) (LT s106 1)), p2:(AND (GEQ s102 1) (GEQ s1288 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null][true, true, true, true, true, true, true]]
Product exploration explored 100000 steps with 4406 reset in 276 ms.
Product exploration explored 100000 steps with 4414 reset in 291 ms.
Computed a total of 1296 stabilizing places and 292 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1296 transition count 292
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p2) p1))), (X (NOT p1)), (X (X (NOT p2))), true, (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0)), (F (G (NOT p2)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 16 factoid took 823 ms. Reduced automaton from 7 states, 18 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Incomplete random walk after 10000 steps, including 419 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 20 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 1328130 steps, run timeout after 3001 ms. (steps per millisecond=442 ) properties seen :{}
Probabilistic random walk after 1328130 steps, saw 191397 distinct states, run finished after 3001 ms. (steps per millisecond=442 ) properties seen :0
Running SMT prover for 6 properties.
// Phase 1: matrix 292 rows 1296 cols
[2023-03-24 15:25:05] [INFO ] Computed 1008 place invariants in 105 ms
[2023-03-24 15:25:05] [INFO ] [Real]Absence check using 0 positive and 1008 generalized place invariants in 170 ms returned sat
[2023-03-24 15:25:06] [INFO ] After 333ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:5
[2023-03-24 15:25:06] [INFO ] After 387ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:5
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-24 15:25:06] [INFO ] After 1031ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:5
[2023-03-24 15:25:06] [INFO ] [Nat]Absence check using 0 positive and 1008 generalized place invariants in 179 ms returned sat
[2023-03-24 15:25:07] [INFO ] After 515ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-24 15:25:07] [INFO ] After 849ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 178 ms.
[2023-03-24 15:25:07] [INFO ] After 1584ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Fused 6 Parikh solutions to 4 different solutions.
Finished Parikh walk after 22 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=22 )
Parikh walk visited 6 properties in 3 ms.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (AND (NOT p2) (NOT p1))), (X (NOT (AND p2 (NOT p1)))), (X (NOT (AND p2 p1))), (X (NOT (AND (NOT p2) p1))), (X (NOT p1)), (X (X (NOT p2))), true, (X (X (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND p2 (NOT p1))))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0)), (F (G (NOT p2)))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F (AND p1 p2)), (F p2), (F (AND p1 (NOT p2))), (F p1), (F (NOT (AND (NOT p1) (NOT p2)))), (F (AND (NOT p1) p2))]
Knowledge based reduction with 16 factoid took 766 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 135 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 161 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Support contains 3 out of 1296 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1296/1296 places, 292/292 transitions.
Applied a total of 0 rules in 29 ms. Remains 1296 /1296 variables (removed 0) and now considering 292/292 (removed 0) transitions.
[2023-03-24 15:25:08] [INFO ] Invariant cache hit.
[2023-03-24 15:25:10] [INFO ] Implicit Places using invariants in 1435 ms returned []
[2023-03-24 15:25:10] [INFO ] Invariant cache hit.
[2023-03-24 15:25:12] [INFO ] Implicit Places using invariants and state equation in 2131 ms returned []
Implicit Place search using SMT with State Equation took 3600 ms to find 0 implicit places.
[2023-03-24 15:25:12] [INFO ] Invariant cache hit.
[2023-03-24 15:25:13] [INFO ] Dead Transitions using invariants and state equation in 490 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4138 ms. Remains : 1296/1296 places, 292/292 transitions.
Computed a total of 1296 stabilizing places and 292 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1296 transition count 292
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), true, (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 473 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 150 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Incomplete random walk after 10000 steps, including 420 resets, run finished after 173 ms. (steps per millisecond=57 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 19 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 6) seen :0
Interrupted probabilistic random walk after 1212710 steps, run timeout after 3001 ms. (steps per millisecond=404 ) properties seen :{}
Probabilistic random walk after 1212710 steps, saw 174078 distinct states, run finished after 3001 ms. (steps per millisecond=404 ) properties seen :0
Running SMT prover for 6 properties.
[2023-03-24 15:25:17] [INFO ] Invariant cache hit.
[2023-03-24 15:25:17] [INFO ] [Real]Absence check using 0 positive and 1008 generalized place invariants in 179 ms returned sat
[2023-03-24 15:25:18] [INFO ] After 439ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:5
[2023-03-24 15:25:18] [INFO ] After 491ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:5
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-24 15:25:18] [INFO ] After 984ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:5
[2023-03-24 15:25:18] [INFO ] [Nat]Absence check using 0 positive and 1008 generalized place invariants in 172 ms returned sat
[2023-03-24 15:25:19] [INFO ] After 476ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2023-03-24 15:25:19] [INFO ] After 770ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 177 ms.
[2023-03-24 15:25:19] [INFO ] After 1509ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Fused 6 Parikh solutions to 4 different solutions.
Finished Parikh walk after 22 steps, including 0 resets, run visited all 3 properties in 1 ms. (steps per millisecond=22 )
Parikh walk visited 6 properties in 2 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p2)), (X (NOT (AND (NOT p1) p2))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (NOT (AND p1 p2))), (X (X (NOT (AND (NOT p1) p2)))), (X (X (AND (NOT p1) (NOT p2)))), (X (X (NOT p2))), true, (X (X (NOT (AND p1 (NOT p2))))), (X (X (NOT (AND p1 p2)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p2)))]
False Knowledge obtained : [(F (AND p1 p2)), (F p2), (F (AND p1 (NOT p2))), (F p1), (F (NOT (AND (NOT p1) (NOT p2)))), (F (AND (NOT p1) p2))]
Knowledge based reduction with 14 factoid took 529 ms. Reduced automaton from 5 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 11 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 191 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 178 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Stuttering acceptance computed with spot in 130 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Product exploration explored 100000 steps with 4211 reset in 280 ms.
Product exploration explored 100000 steps with 4205 reset in 295 ms.
Applying partial POR strategy [true, false, true, true, true]
Stuttering acceptance computed with spot in 134 ms :[true, (AND p1 p2), p1, p2, (AND p1 p2)]
Support contains 3 out of 1296 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1296/1296 places, 292/292 transitions.
Graph (complete) has 8913 edges and 1296 vertex of which 935 are kept as prefixes of interest. Removing 361 places using SCC suffix rule.4 ms
Discarding 361 places :
Also discarding 0 output transitions
Discarding 37 places :
Symmetric choice reduction at 0 with 37 rule applications. Total rules 38 place count 898 transition count 218
Iterating global reduction 0 with 37 rules applied. Total rules applied 75 place count 898 transition count 218
Applied a total of 75 rules in 297 ms. Remains 898 /1296 variables (removed 398) and now considering 218/292 (removed 74) transitions.
[2023-03-24 15:25:21] [INFO ] Redundant transitions in 27 ms returned []
// Phase 1: matrix 218 rows 898 cols
[2023-03-24 15:25:21] [INFO ] Computed 684 place invariants in 6 ms
[2023-03-24 15:25:22] [INFO ] Dead Transitions using invariants and state equation in 575 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 898/1296 places, 218/292 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 922 ms. Remains : 898/1296 places, 218/292 transitions.
Support contains 3 out of 1296 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1296/1296 places, 292/292 transitions.
Applied a total of 0 rules in 31 ms. Remains 1296 /1296 variables (removed 0) and now considering 292/292 (removed 0) transitions.
// Phase 1: matrix 292 rows 1296 cols
[2023-03-24 15:25:22] [INFO ] Computed 1008 place invariants in 107 ms
[2023-03-24 15:25:23] [INFO ] Implicit Places using invariants in 1433 ms returned []
[2023-03-24 15:25:23] [INFO ] Invariant cache hit.
[2023-03-24 15:25:26] [INFO ] Implicit Places using invariants and state equation in 2236 ms returned []
Implicit Place search using SMT with State Equation took 3679 ms to find 0 implicit places.
[2023-03-24 15:25:26] [INFO ] Invariant cache hit.
[2023-03-24 15:25:26] [INFO ] Dead Transitions using invariants and state equation in 482 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4219 ms. Remains : 1296/1296 places, 292/292 transitions.
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-13 finished in 31197 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&G((F(p1)&&F(G(p0))))))'
Support contains 21 out of 1339 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 971 are kept as prefixes of interest. Removing 368 places using SCC suffix rule.2 ms
Discarding 368 places :
Also discarding 7 output transitions
Drop transitions removed 7 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 970 transition count 282
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 37 place count 940 transition count 222
Iterating global reduction 1 with 30 rules applied. Total rules applied 67 place count 940 transition count 222
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 69 place count 939 transition count 221
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 70 place count 939 transition count 221
Applied a total of 70 rules in 104 ms. Remains 939 /1339 variables (removed 400) and now considering 221/296 (removed 75) transitions.
// Phase 1: matrix 221 rows 939 cols
[2023-03-24 15:25:26] [INFO ] Computed 721 place invariants in 5 ms
[2023-03-24 15:25:27] [INFO ] Implicit Places using invariants in 880 ms returned []
[2023-03-24 15:25:27] [INFO ] Invariant cache hit.
[2023-03-24 15:25:29] [INFO ] Implicit Places using invariants and state equation in 1506 ms returned [517, 759, 760, 761, 762, 763, 764, 767, 768, 769, 770, 771, 772, 773, 774, 899, 900, 901, 902, 905]
Discarding 20 places :
Implicit Place search using SMT with State Equation took 2417 ms to find 20 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 919/1339 places, 221/296 transitions.
Applied a total of 0 rules in 23 ms. Remains 919 /919 variables (removed 0) and now considering 221/221 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2546 ms. Remains : 919/1339 places, 221/296 transitions.
Stuttering acceptance computed with spot in 158 ms :[true, p0, (NOT p1), (NOT p0), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(NOT p0), acceptance={} source=0 dest: 3}, { cond=true, acceptance={} source=0 dest: 4}], [{ cond=p0, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=p0, acceptance={} source=3 dest: 3}, { cond=(NOT p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 2}, { cond=(NOT p0), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(GEQ s88 1), p1:(AND (GEQ s296 1) (GEQ s297 1) (GEQ s298 1) (GEQ s299 1) (GEQ s300 1) (GEQ s301 1) (GEQ s302 1) (GEQ s303 1) (GEQ s304 1) (GEQ s305 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Stuttering criterion allowed to conclude after 23 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-18-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-14 finished in 2721 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p1)||p0))))'
Found a Lengthening insensitive property : QuasiCertifProtocol-PT-18-LTLFireability-08
Stuttering acceptance computed with spot in 110 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 958 are kept as prefixes of interest. Removing 381 places using SCC suffix rule.9 ms
Discarding 381 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 37 places :
Symmetric choice reduction at 0 with 37 rule applications. Total rules 38 place count 920 transition count 219
Iterating global reduction 0 with 37 rules applied. Total rules applied 75 place count 920 transition count 219
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 77 place count 919 transition count 218
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 78 place count 919 transition count 218
Applied a total of 78 rules in 95 ms. Remains 919 /1339 variables (removed 420) and now considering 218/296 (removed 78) transitions.
// Phase 1: matrix 218 rows 919 cols
[2023-03-24 15:25:29] [INFO ] Computed 703 place invariants in 20 ms
[2023-03-24 15:25:30] [INFO ] Implicit Places using invariants in 940 ms returned []
[2023-03-24 15:25:30] [INFO ] Invariant cache hit.
[2023-03-24 15:25:32] [INFO ] Implicit Places using invariants and state equation in 1473 ms returned [516, 517, 758, 759, 760, 761, 762, 763, 766, 767, 768, 769, 770, 771, 772, 773, 879, 880, 881, 882, 885]
Discarding 21 places :
Implicit Place search using SMT with State Equation took 2429 ms to find 21 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 898/1339 places, 218/296 transitions.
Applied a total of 0 rules in 36 ms. Remains 898 /898 variables (removed 0) and now considering 218/218 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 2573 ms. Remains : 898/1339 places, 218/296 transitions.
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(OR (LT s68 1) (LT s839 1)), p0:(OR (LT s68 1) (LT s839 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 4215 reset in 304 ms.
Product exploration explored 100000 steps with 4214 reset in 322 ms.
Computed a total of 898 stabilizing places and 218 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 898 transition count 218
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 8 factoid took 290 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 7 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 116 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 420 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 17 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 19 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 1522207 steps, run timeout after 3001 ms. (steps per millisecond=507 ) properties seen :{}
Probabilistic random walk after 1522207 steps, saw 219258 distinct states, run finished after 3001 ms. (steps per millisecond=507 ) properties seen :0
Running SMT prover for 4 properties.
// Phase 1: matrix 218 rows 898 cols
[2023-03-24 15:25:36] [INFO ] Computed 684 place invariants in 5 ms
[2023-03-24 15:25:36] [INFO ] [Real]Absence check using 0 positive and 684 generalized place invariants in 113 ms returned sat
[2023-03-24 15:25:37] [INFO ] After 258ms SMT Verify possible using state equation in real domain returned unsat :1 sat :3
[2023-03-24 15:25:37] [INFO ] After 355ms SMT Verify possible using trap constraints in real domain returned unsat :1 sat :3
Attempting to minimize the solution found.
Minimization took 72 ms.
[2023-03-24 15:25:37] [INFO ] After 721ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :3
Fused 4 Parikh solutions to 1 different solutions.
Finished Parikh walk after 21 steps, including 0 resets, run visited all 3 properties in 2 ms. (steps per millisecond=10 )
Parikh walk visited 3 properties in 1 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND p0 p1))), (F (G p1)), (F (G p0)), (G (NOT (AND p1 (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1)), (F (NOT (AND p1 p0)))]
Knowledge based reduction with 9 factoid took 395 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Support contains 2 out of 898 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 898/898 places, 218/218 transitions.
Applied a total of 0 rules in 16 ms. Remains 898 /898 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-24 15:25:37] [INFO ] Invariant cache hit.
[2023-03-24 15:25:38] [INFO ] Implicit Places using invariants in 779 ms returned []
[2023-03-24 15:25:38] [INFO ] Invariant cache hit.
[2023-03-24 15:25:40] [INFO ] Implicit Places using invariants and state equation in 1265 ms returned []
Implicit Place search using SMT with State Equation took 2059 ms to find 0 implicit places.
[2023-03-24 15:25:40] [INFO ] Invariant cache hit.
[2023-03-24 15:25:40] [INFO ] Dead Transitions using invariants and state equation in 330 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2406 ms. Remains : 898/898 places, 218/218 transitions.
Computed a total of 898 stabilizing places and 218 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 898 transition count 218
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 234 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 419 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 18 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1195770 steps, run timeout after 3001 ms. (steps per millisecond=398 ) properties seen :{}
Probabilistic random walk after 1195770 steps, saw 172102 distinct states, run finished after 3001 ms. (steps per millisecond=398 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-24 15:25:44] [INFO ] Invariant cache hit.
[2023-03-24 15:25:44] [INFO ] [Real]Absence check using 0 positive and 684 generalized place invariants in 128 ms returned sat
[2023-03-24 15:25:44] [INFO ] After 270ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-24 15:25:44] [INFO ] After 343ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-24 15:25:44] [INFO ] After 689ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 22 steps, including 0 resets, run visited all 2 properties in 1 ms. (steps per millisecond=22 )
Parikh walk visited 2 properties in 1 ms.
Knowledge obtained : [(AND p1 p0), (X p0), (X (X p1)), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 238 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 103 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 4206 reset in 247 ms.
Product exploration explored 100000 steps with 4212 reset in 257 ms.
Support contains 2 out of 898 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 898/898 places, 218/218 transitions.
Applied a total of 0 rules in 20 ms. Remains 898 /898 variables (removed 0) and now considering 218/218 (removed 0) transitions.
[2023-03-24 15:25:45] [INFO ] Invariant cache hit.
[2023-03-24 15:25:46] [INFO ] Implicit Places using invariants in 792 ms returned []
[2023-03-24 15:25:46] [INFO ] Invariant cache hit.
[2023-03-24 15:25:47] [INFO ] Implicit Places using invariants and state equation in 1280 ms returned []
Implicit Place search using SMT with State Equation took 2089 ms to find 0 implicit places.
[2023-03-24 15:25:47] [INFO ] Invariant cache hit.
[2023-03-24 15:25:48] [INFO ] Dead Transitions using invariants and state equation in 353 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2464 ms. Remains : 898/898 places, 218/218 transitions.
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-08 finished in 18877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(!p0)&&X(F(p1))))'
Found a Shortening insensitive property : QuasiCertifProtocol-PT-18-LTLFireability-11
Stuttering acceptance computed with spot in 119 ms :[(OR (NOT p1) p0), p0, (NOT p1)]
Support contains 2 out of 1339 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1339/1339 places, 296/296 transitions.
Graph (complete) has 8709 edges and 1339 vertex of which 951 are kept as prefixes of interest. Removing 388 places using SCC suffix rule.2 ms
Discarding 388 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 951 transition count 281
Discarding 30 places :
Symmetric choice reduction at 1 with 30 rule applications. Total rules 37 place count 921 transition count 221
Iterating global reduction 1 with 30 rules applied. Total rules applied 67 place count 921 transition count 221
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 71 place count 919 transition count 219
Applied a total of 71 rules in 79 ms. Remains 919 /1339 variables (removed 420) and now considering 219/296 (removed 77) transitions.
// Phase 1: matrix 219 rows 919 cols
[2023-03-24 15:25:48] [INFO ] Computed 703 place invariants in 4 ms
[2023-03-24 15:25:49] [INFO ] Implicit Places using invariants in 949 ms returned []
[2023-03-24 15:25:49] [INFO ] Invariant cache hit.
[2023-03-24 15:25:51] [INFO ] Implicit Places using invariants and state equation in 1647 ms returned [515, 516]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2646 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 917/1339 places, 219/296 transitions.
Applied a total of 0 rules in 22 ms. Remains 917 /917 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 2747 ms. Remains : 917/1339 places, 219/296 transitions.
Running random walk in product with property : QuasiCertifProtocol-PT-18-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(LT s852 1), p1:(GEQ s98 1)], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak, cl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 10657 reset in 264 ms.
Product exploration explored 100000 steps with 10682 reset in 284 ms.
Computed a total of 917 stabilizing places and 219 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 917 transition count 219
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 254 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 2 states, 2 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 62 ms :[(NOT p1), (NOT p1)]
Finished random walk after 12 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=12 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (G p0)), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X p0), (X (NOT p0)), (X (X (NOT p1))), (X (X p1)), (X (X p0)), (X (X (NOT p0))), (F p1)]
Knowledge based reduction with 3 factoid took 280 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p1)]
// Phase 1: matrix 219 rows 917 cols
[2023-03-24 15:25:52] [INFO ] Computed 702 place invariants in 4 ms
[2023-03-24 15:25:53] [INFO ] [Real]Absence check using 0 positive and 702 generalized place invariants in 492 ms returned sat
[2023-03-24 15:25:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 15:25:55] [INFO ] [Real]Absence check using state equation in 2239 ms returned sat
[2023-03-24 15:25:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-24 15:25:56] [INFO ] [Nat]Absence check using 0 positive and 702 generalized place invariants in 482 ms returned sat
[2023-03-24 15:25:56] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-24 15:25:59] [INFO ] [Nat]Absence check using state equation in 3217 ms returned sat
[2023-03-24 15:25:59] [INFO ] Computed and/alt/rep : 154/192/154 causal constraints (skipped 44 transitions) in 19 ms.
[2023-03-24 15:25:59] [INFO ] Added : 0 causal constraints over 0 iterations in 140 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 1 out of 917 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 917/917 places, 219/219 transitions.
Applied a total of 0 rules in 27 ms. Remains 917 /917 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2023-03-24 15:25:59] [INFO ] Invariant cache hit.
[2023-03-24 15:26:00] [INFO ] Implicit Places using invariants in 830 ms returned []
[2023-03-24 15:26:00] [INFO ] Invariant cache hit.
[2023-03-24 15:26:02] [INFO ] Implicit Places using invariants and state equation in 1727 ms returned []
Implicit Place search using SMT with State Equation took 2581 ms to find 0 implicit places.
[2023-03-24 15:26:02] [INFO ] Redundant transitions in 74 ms returned [182]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 218 rows 917 cols
[2023-03-24 15:26:02] [INFO ] Computed 702 place invariants in 4 ms
[2023-03-24 15:26:03] [INFO ] Dead Transitions using invariants and state equation in 511 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 917/917 places, 218/219 transitions.
Graph (complete) has 8837 edges and 917 vertex of which 194 are kept as prefixes of interest. Removing 723 places using SCC suffix rule.2 ms
Discarding 723 places :
Also discarding 20 output transitions
Drop transitions removed 20 transitions
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 19 place count 176 transition count 162
Iterating global reduction 0 with 18 rules applied. Total rules applied 37 place count 176 transition count 162
Discarding 18 places :
Symmetric choice reduction at 0 with 18 rule applications. Total rules 55 place count 158 transition count 126
Iterating global reduction 0 with 18 rules applied. Total rules applied 73 place count 158 transition count 126
Applied a total of 73 rules in 9 ms. Remains 158 /917 variables (removed 759) and now considering 126/218 (removed 92) transitions.
// Phase 1: matrix 126 rows 158 cols
[2023-03-24 15:26:03] [INFO ] Computed 36 place invariants in 0 ms
[2023-03-24 15:26:03] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-24 15:26:03] [INFO ] Invariant cache hit.
[2023-03-24 15:26:03] [INFO ] Implicit Places using invariants and state equation in 153 ms returned []
Implicit Place search using SMT with State Equation took 259 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 158/917 places, 126/219 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3504 ms. Remains : 158/917 places, 126/219 transitions.
Computed a total of 158 stabilizing places and 126 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 158 transition count 126
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p1), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1))]
Knowledge based reduction with 2 factoid took 159 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 31 ms :[(NOT p1)]
Finished random walk after 11 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=11 )
Knowledge obtained : [(NOT p1), (F (G (NOT p1)))]
False Knowledge obtained : [(X (NOT p1)), (X p1), (X (X (NOT p1))), (X (X p1)), (F p1)]
Knowledge based reduction with 2 factoid took 165 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 30 ms :[(NOT p1)]
[2023-03-24 15:26:03] [INFO ] Invariant cache hit.
[2023-03-24 15:26:04] [INFO ] [Real]Absence check using 0 positive and 36 generalized place invariants in 5 ms returned sat
[2023-03-24 15:26:04] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-24 15:26:04] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2023-03-24 15:26:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-24 15:26:04] [INFO ] [Nat]Absence check using 0 positive and 36 generalized place invariants in 5 ms returned sat
[2023-03-24 15:26:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-24 15:26:04] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2023-03-24 15:26:04] [INFO ] Computed and/alt/rep : 99/137/99 causal constraints (skipped 6 transitions) in 8 ms.
[2023-03-24 15:26:04] [INFO ] Added : 0 causal constraints over 0 iterations in 20 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 82 ms :[(NOT p1)]
Product exploration explored 100000 steps with 10604 reset in 190 ms.
Product exploration explored 100000 steps with 10602 reset in 202 ms.
Support contains 1 out of 158 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 158/158 places, 126/126 transitions.
Applied a total of 0 rules in 2 ms. Remains 158 /158 variables (removed 0) and now considering 126/126 (removed 0) transitions.
[2023-03-24 15:26:04] [INFO ] Invariant cache hit.
[2023-03-24 15:26:04] [INFO ] Implicit Places using invariants in 116 ms returned []
[2023-03-24 15:26:04] [INFO ] Invariant cache hit.
[2023-03-24 15:26:05] [INFO ] Implicit Places using invariants and state equation in 143 ms returned []
Implicit Place search using SMT with State Equation took 298 ms to find 0 implicit places.
[2023-03-24 15:26:05] [INFO ] Redundant transitions in 24 ms returned [121]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
// Phase 1: matrix 125 rows 158 cols
[2023-03-24 15:26:05] [INFO ] Computed 36 place invariants in 0 ms
[2023-03-24 15:26:05] [INFO ] Dead Transitions using invariants and state equation in 104 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 158/158 places, 125/126 transitions.
Graph (complete) has 991 edges and 158 vertex of which 157 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Applied a total of 1 rules in 3 ms. Remains 157 /158 variables (removed 1) and now considering 124/125 (removed 1) transitions.
// Phase 1: matrix 124 rows 157 cols
[2023-03-24 15:26:05] [INFO ] Computed 36 place invariants in 0 ms
[2023-03-24 15:26:05] [INFO ] Implicit Places using invariants in 100 ms returned []
[2023-03-24 15:26:05] [INFO ] Invariant cache hit.
[2023-03-24 15:26:05] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 157/158 places, 124/126 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 754 ms. Remains : 157/158 places, 124/126 transitions.
Treatment of property QuasiCertifProtocol-PT-18-LTLFireability-11 finished in 17263 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(p0))&&(!p1 U (G(!p1)||(!p1&&G(!p2))))))'
[2023-03-24 15:26:05] [INFO ] Flatten gal took : 69 ms
[2023-03-24 15:26:05] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-24 15:26:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1339 places, 296 transitions and 2925 arcs took 3 ms.
Total runtime 171588 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2149/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2149/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/2149/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : QuasiCertifProtocol-PT-18-LTLFireability-08
Could not compute solution for formula : QuasiCertifProtocol-PT-18-LTLFireability-11
Could not compute solution for formula : QuasiCertifProtocol-PT-18-LTLFireability-13
BK_STOP 1679671568331
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name QuasiCertifProtocol-PT-18-LTLFireability-08
ltl formula formula --ltl=/tmp/2149/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1339 places, 296 transitions and 2925 arcs
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.160 real 0.050 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2149/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2149/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2149/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2149/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name QuasiCertifProtocol-PT-18-LTLFireability-11
ltl formula formula --ltl=/tmp/2149/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1339 places, 296 transitions and 2925 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2149/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2149/ltl_1_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.150 real 0.020 user 0.010 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2149/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2149/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
ltl formula name QuasiCertifProtocol-PT-18-LTLFireability-13
ltl formula formula --ltl=/tmp/2149/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1339 places, 296 transitions and 2925 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/2149/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/2149/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/2149/ltl_2_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.170 real 0.020 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/2149/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 7 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="QuasiCertifProtocol-PT-18"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is QuasiCertifProtocol-PT-18, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r297-tall-167873951100884"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-PT-18.tgz
mv QuasiCertifProtocol-PT-18 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;